ZIP 70471 (Mandeville, LA) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 70471 in Mandeville, Louisiana (St. Tammany County) has 299 EPA-tracked facilities, including 25 High-Risk sites (8.4%), 45 active violators, and $13,903 in federal penalties. Beyond industrial pollution, properties in ZIP 70471 are screened across 11 historical St. Tammany County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (238), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 70471 (Mandeville, LA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 70471 (Mandeville, LA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 70471 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 25 High-Risk and 45 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 70471 (Mandeville, LA)
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| Facility Name / Hazard Type | Sector Location (Street Redacted) | Risk Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (71/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (68/100) | Significant Violation (8 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (66/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (65/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (65/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (65/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (65/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MANDEVILLE, LA (ZIP 70471 Sector) | HIGH (65/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| GRANT CAMPBELL - KNIGHTS BASEBALL FREE PREVIEW (LOW RISK) | 106 CAMPBELL AVE, MANDEVILLE, LA 70471 | LOW (17/100) | Unknown (0 qtrs NC) | $0 |
| HERITAGE MANOR OF MANDEVILLE FREE PREVIEW (LOW RISK) | 1820 W CAUSEWAY APPROACH, MANDEVILLE, LA 70471 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| SUPREME COLOR GRAPHICS LLC FREE PREVIEW (LOW RISK) | 21385 MARION LN, MANDEVILLE, LA 70471 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| FLASH FOTO INC FREE PREVIEW (LOW RISK) | 5150 HWY 22, STE C3, MANDEVILLE, LA 70471 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 70471 (Mandeville, LA) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 70471 (Mandeville, LA)?
ZIP code 70471 (Mandeville, LA) contains 299 EPA-tracked facilities, of which 25 (8.4%) are classified in the High-Risk tier, 45 (15.1%) have active compliance violations, and 65 (21.7%) handle RCRA hazardous waste.
How does ZIP 70471 compare to St. Tammany County and Louisiana averages?
In ZIP 70471, 8.4% of regulated sites are rated High Risk, compared to 8.2% across St. Tammany County and 3.9% statewide in Louisiana.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 70471?
Geologic screening places ZIP 70471 in EPA Zone 3 — Low Potential (< 2.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 70471 (Mandeville, LA) in a FEMA flood zone and what is the flood disaster history?
St. Tammany County has recorded 11 historical FEMA federal disaster declarations (8 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 70471 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 70471 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 70471 indicates a MODERATE shrink-swell risk signal. Within ZIP 70471, federal registries track 20 SDWIS drinking water facilities, 218 Clean Water NPDES permits, and 145 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.